Question

tina lost 3 pounds on the first week of her diet. she gained a pound on the second week, and then lost 2 pounds a week during every week afterwards . she HAS been dieting for a total of 13 weeks. how many pounds HAS she lost in all

Answer 1

24 pounds
she dieted for 13 weeks she lost and gain the first 2 which left her with losing 2 pounds for 11 weeks which is 22 pounds total.
add 3 pounds for the first week
25 pounds.
subtract a pound from the second week you get that
she lost 24 pounds total